You are considering opening a new plant. The plant will cost $$$$100\mathrm{.}8$ million upfront. After$$ that, it is expected to produce profits of $$$$28\mathrm{.}7$ million at the end of every year. The cash flows are expected to last forever. Calculate the NPV of this investment opportunity if your cost of capital is $8\mathrm{.}9\%.$ Should you make the$$ investment? Calculate the IRR and use it to determine the maximum deviation allowable in the cost of capital estimate to leave the decision unchanged.